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Breaking Changes

Breaking Changes (MFC) 

Breaking changes in MFC.

Breaking Changes

The plRequestNumber parameter to AfxIsMemoryBlock will now be initialized to zero if it does not represent a currently active memory block.

CString operators << and >> that were global in afxstr.h have been moved to be a member operator in CArchive. The new operators are:

template< typename BaseType, class StringTraits >
CArchive& operator<<(const ATL::CStringT<BaseType, StringTraits>& str)
template< typename BaseType, class StringTraits >
CArchive& operator>>(ATL::CStringT<BaseType, StringTraits>& str)

This change breaks user code in the following scenarios:

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